View Compilation Error

0_0_33737785_20801.cpp:1:1: error: 'import' does not name a type
 import java.math.BigInteger;
 ^
0_0_33737785_20801.cpp:2:1: error: 'import' does not name a type
 import java.util.Arrays;
 ^
0_0_33737785_20801.cpp:3:1: error: 'import' does not name a type
 import java.util.Scanner;
 ^
0_0_33737785_20801.cpp:4:1: error: 'import' does not name a type
 import java.text.SimpleDateFormat;
 ^
0_0_33737785_20801.cpp:5:1: error: 'import' does not name a type
 import java.util.Date;
 ^
0_0_33737785_20801.cpp:6:1: error: 'import' does not name a type
 import java.util.Calendar;
 ^
0_0_33737785_20801.cpp:7:1: error: 'import' does not name a type
 import java.text.ParseException;
 ^
0_0_33737785_20801.cpp:10:1: error: expected unqualified-id before 'public'
 public class Main {
 ^